Gaya APA

LEIPZIGER, D. (1981). Basic Needs And Development . Washinton, D.C: Oelgeschlager,Gunn & Hain, Publishers, Inc..

Gaya MLA

LEIPZIGER, Danny. "Basic Needs And Development". Washinton, D.C: Oelgeschlager,Gunn & Hain, Publishers, Inc., 1981. Text.